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Nuclear Power Engineering

Nuclear Power Engineering
Both tritium and deuterium have the same number of

Electrons
Nucleons
Protons
Neutrons

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Nuclear Power Engineering
In β-decay of radioactive material, the ratio of neutron to proton

Decreases
Remains same
Is unpredictable; may increase or decrease
Increases

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Nuclear Power Engineering
The molecular weight of heavy water is

10
36
20
18

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Nuclear Power Engineering
Main source of __________ is monazite sand.

Uranium
Polonium
Thorium
Hafnium

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Nuclear Power Engineering
The time required for half of the __________ of a radioactive isotope to decay is called its half life.

Protons
Neutrons
Nuclei
Electrons

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Nuclear Power Engineering
75% of a radioactive element decays in 6 hours. Its half life period is __________ hours.

43894
3
4
43836

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